Base | Representation |
---|---|
bin | 1010000011100010111… |
… | …0111011001100110100 |
3 | 121111220021120112011221 |
4 | 2200320232323030310 |
5 | 10312243113021134 |
6 | 211205511040124 |
7 | 15323630111200 |
oct | 2407056731464 |
9 | 544807515157 |
10 | 172750517044 |
11 | 67299188356 |
12 | 29591970044 |
13 | 133a0a4a371 |
14 | 850b099b00 |
15 | 476105d5b4 |
hex | 2838bbb334 |
172750517044 has 108 divisors (see below), whose sum is σ = 382514086080. Its totient is φ = 67875343200.
The previous prime is 172750517033. The next prime is 172750517083. The reversal of 172750517044 is 440715057271.
172750517044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1727505170442 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3554629 + ... + 3602899.
Almost surely, 2172750517044 is an apocalyptic number.
172750517044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 172750517044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191257043040).
172750517044 is an abundant number, since it is smaller than the sum of its proper divisors (209763569036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172750517044 is a wasteful number, since it uses less digits than its factorization.
172750517044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48370 (or 48330 counting only the distinct ones).
The product of its (nonzero) digits is 274400, while the sum is 43.
The spelling of 172750517044 in words is "one hundred seventy-two billion, seven hundred fifty million, five hundred seventeen thousand, forty-four".
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